McCarthy says many guns used in crimes are coming from Illinois’ surrounding states. And he’s still pushing for stricter prison sentences for those convicted of gun crimes - even though the state legislature has rejected that idea.

An aide for Mayor Rahm Emanuel says Illinois could license gun shops, so law enforcement can check up on them.

But a lobbyist for the National Rifle Association says many gun shops already take precautions to prevent guns from ending up in the wrong hands.